Field Guide

Land Invertebrates

Showing 51 - 60 of 82 results
Media
Fork-tailed bush katydid resting on a tree trunk
Species Types
Scientific Name
Scudderia furcata
Description
The fork-tailed bush katydid reaches about 1¾ inches long. It is usually leafy green and is most common in bushes, thickets, and other shrubby areas. It is most active after dusk. The call is a simple "tsip!" given every few seconds.
Media
Deer bot fly Cephenemyia phobifer resting on a support beam at the top of a fire tower
Species Types
Scientific Name
About 40 species in North America north of Mexico
Description
Bot flies are chunky, beelike flies usually with rounded heads. Adults are not commonly seen. The larvae are short, pudgy, segmented grubs that live as parasites in the tissues of animals. Those that live just under the skin often form a bulge. Some types live in the nasal or throat cavities of deer.
Media
Whitebanded fishing spider resting on a mossy tree trunk, legs outstretched
Species Types
Scientific Name
Dolomedes albineus
Description
Whitebanded fishing spiders are often seen on tree trunks, walls, or other vertical surfaces, sometimes far from water. The coloration and markings can vary, but many individuals have an olive-green cast that helps them blend in with mosses and lichens. Note the bristly legs.
Media
image of Xystodesmid Millipede crawling on a forest floor
Species Types
Scientific Name
8 tribes, with about 23 genera, in North America north of Mexico
Description
Millipedes in family Xystodesmidae often have bright colors that serve as a warning to potential predators that they may secrete foul or toxic substances.
Media
Black and rust-colored wasp on a plant
Species Types
Scientific Name
Poecilopompilus algidus and P. interruptus
Description
Poecilopompilus spider wasps provision their nests with orbweaver spiders. They dig nest burrows into the ground and therefore prefer sandy or other workable substrates.
Media
Long-legged wasp grasping a wolf spider while clinging to house siding
Species Types
Scientific Name
Entypus aratus, E. unifasciatus, E. fulvicornis, and others
Description
Spider wasps in genus Entypus are bluish black and usually have some amount of amber color on their dark, smoky wings. Some species have bright yellow antennae.
Media
Photo of a dotted wolf spider
Species Types
Scientific Name
Rabidosa punctulata
Description
The dotted wolf spider has a solid brown stripe running down the middle of the abdomen, seen from above. Like other wolf spiders, females have strong maternal instincts, carrying their spiderlings around on their back until they can be on their own.
Media
Image of a speckled wolf spider
Species Types
Scientific Name
Tigrosa aspersa
Description
A speckled wolf spider usually seems larger than it actually is. It's one of Missouri's more common species of wolf spiders. Mothers have remarkable maternal instincts and are often seen carrying their young around on their abdomen.
Media
Photo of wolf spider with young
Species Types
Scientific Name
Rabidosa rabida
Description
The rabid wolf spider, despite its scary name, is harmless to people and is absolutely not rabid. It commonly hides in leaf litter and sometimes gets into houses.
Media
Female mason bee collecting pollen on a yellow daisy-family flowerhead
Species Types
Scientific Name
More than 630 species in North America north of Mexico
Description
Megachilid bees are a family of solitary, native bees that carry pollen only on the underside of the abdomen, never on the hind legs. Large cutting mouthparts allow them to collect pieces of leaves, soil, or plant resins to line their nests.
See Also
Media
Photo of a Yellow-Collared Scape Moth
Species Types
Scientific Name
Cisseps fulvicollis
Description
The yellow-collared scape moth is more often “orange-collared.” And whether you think it looks more like a firefly or a wasp, it’s still a moth!
Media
image of Plume Moth on blade of grass
Species Types
Scientific Name
Nearly 150 species in North America north of Mexico
Description
Slim, delicate plume moths are instantly recognizable by their T-shaped silhouette, long legs, and muted shades of tan and brown. It can be hard to separate the various species.
Media
Photo of an Isabella Tiger Moth
Species Types
Scientific Name
Pyrrharctia isabella
Description
Not many people know the adult Isabella tiger moth when they see one, but we’re all acquainted with its caterpillar, the woolly worm, or woolly bear.

About Land Invertebrates in Missouri

Invertebrates are animals without backbones, including earthworms, slugs, snails, and arthropods. Arthropods—invertebrates with “jointed legs” — are a group of invertebrates that includes crayfish, shrimp, millipedes, centipedes, mites, spiders, and insects. There may be as many as 10 million species of insects alive on earth today, and they probably constitute more than 90 percent all animal species.